Transferring Data From Previous Phone
How do I set up my new iPhone if the transfer cancels on my previous phone?
How do I set up my new iPhone if the transfer cancels on my previous phone?
Which way were you trying to set the new phone up? If you were using Quick a Start, I would give up on that and restore a backup and go from there.
Transfer data from your previous iOS device to your new iPhone, iPad, or iPod touch - Apple Support
Which way were you trying to set the new phone up? If you were using Quick a Start, I would give up on that and restore a backup and go from there.
Transfer data from your previous iOS device to your new iPhone, iPad, or iPod touch - Apple Support
Transferring Data From Previous Phone